4 pounds Yukon gold potatoes, peeled and quartered
1 3/4 teaspoons salt, divided
3/4 cup milk
1/2 cup butter, softened
1/2 teaspoon pepper
Bring potatoes, 1 teaspoon salt, and water to cover to a boil in a Dutch oven; cover, reduce heat, and simmer 30 minutes or until tender. Drain.
Mash potatoes with remaining 3/4 teaspoon salt, milk, butter, and pepper until smooth.